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Online since: March 2025
Authors: Mohd Hairil Mohd, Najwa Mohammad Fadzil, Muhammad Daniel Abdul Shahid, Hazrina Ahmad, Niken Pujirahayu, Mohd Fakri Muda, Mohd Hisbany Mohd Hashim
The reinforcement details for the beams were designed based on Rakam et al. [9] specifications to sustain loads up to 70 kN.
This observation is supported by other research, such as the study by Gai Fei Peng et al. [16], which found that incorporating 10% to 20% RHA in concrete mixes increased compressive strength due to improved particle packing and pozzolanic reactions.
Similarly, Ganesan et al. [17] demonstrated that 5% RHA-enhanced concrete exhibited superior strength and durability compared to conventional concrete.
Al Biajawi, R.
Abu el-hassan: Properties and durability of self-compacting concrete incorporated with nanosilica, fly ash, and limestone powder,” Struct.
Online since: July 2011
Authors: Andreas Bührig-Polaczek, Bin Zhou, De Xin Ma
The alloy used in this experiment is a Ni-based SC superalloy CMSX-6 (Cr 9.8, Co 5.0, Mo 3.0, Al 4.8 Ti 4.7 and Ta 2.0 in wt.%).
Pollock et al.
Sahm: Superalloys 1996, R.D.Kissinger et al.
Hugo: Patent DE 197 30 637 A1, 1997 [9] E.L.
Pollock et al.
Online since: July 2013
Authors: Li Min Zhou, Cheng Yan, Lin Ma, Ning Hu, Qiang Yuan, Ming Chao Wang, Dilini Galpaya, Zheng Bo Lai, Ruixiang Bai
Gorjizadeh et al. [5] demonstrated that the conductance decreases in defective graphene sheets.
Pei et al. investigated the effect of functionalized groups on mechanical properties of graphene.
Liu et al. [6, 7] reported structure, energy and transformations of graphene grain boundaries and their effect on failure strength.
As confirmed by Zhao et al. [19], the possible model size effect on mechanical properties can be largely neglected when the diagonal length is over 5 nm.
[32] E.L.
Online since: August 2015
Authors: Annisa Noorhidayati, Rosari Saleh, Nadia Febiana Djaja, Raynaldi Philipus
EDX data of bare and zeolite-modified Ni-doped ZnO nanoparticles Sample Zn (at%) O (at%) Ni (at%) Al (at%) Si (at%) Undoped ZnO 46.2 53.8 - - - Bare Ni-doped ZnO 39.9 52.8 7.2 - - Zeolite supported Ni-doped ZnO 36.2 51.3 6.9 1.1 4.4 To confirm the incorporation of Ni and natural zeolite in the ZnO nanoparticles EDX measurements were performed.
The EDX spectra of zeolite supported Ni-doped ZnO nanoparticles showed the existence of Al and Si atoms, besides Ni, Zn and O atoms, indicated the incorporation of zeolite and Ni atoms in ZnO matrix (Fig. 2).
The typical absorbance at 3450, 1630, 1016, and 460 cm-1 probably correspond to H—O—H, Si—O, and Al—O vibration of pore zeolite [11].
Wide absorption peak around 900 -1100 cm-1 assigned to Al—O Si—O stretching vibration of the framework [12].
El Mir.
Online since: August 2018
Authors: Yuttanant Boonyongmaneerat, Viriyah Chobaomsup, Pongsakorn Jantaratana
Baicheng et al. [19] and N.Furukawa et al. [20, 21].
Bahgat et al. [22] and Ji, X. et al. [23]’s prior studies.
El-Raghy, M.
Online since: June 2015
Authors: Valmir José da Silva, Lisiane Navarro de Lima Santana, Josileido Gomes, Wherllyson Patrício Gonçalves, Romualdo Rodrigues Menezes, Hélio de Lucena Lira, Gelmires de Araújo Neves
Ribeiro et al. [11] studied compositions containing ball-clay, kaolin, diatomite and mud residue, coming from a water treatment unit of an alumina anodizing industrial plant.
Sembiring et al. [7] evaluated the synthesis and characterization of mullite from precursors derived from silica gel, obtained from rice husk ashes, heated up to 1350oC and at a heating rate of 5ºC/min, remaining at maximum temperature for 6 hours.
According to Ribeiro et al. [11] the start composition, especially, the alumina/silica ratio, determines the evolution of mullite crystals.
These observations corroborate with Naghizadeh works et al. [1] when they studied the evolution and stability of mullite phase for temperatures of 1600 and 1650oC.
El-Shahat: J.
Online since: November 2021
Authors: Dawood A. Desai, Smith Salifu, Schalk Kok
A methodology capable of accurately calibrating the constitutive creep parameter of the ferritic steel, 1/2Cr-1/2Mo-1/4V was presented by Hayhurst et al. [10].
A material constitutive model for P92 and P91 steels subjected to cyclic loading at elevated temperature was developed by Saad et al. [14].
Similar location for the maximum creep damage and worst life was reported by Salifu et al. [18, 19] when different creep model and piping materials were used.
El-Kady, and A.
El-Kafrawy, "Transient thermal stress analysis of thick-walled cylinders," International journal of mechanical sciences, vol. 37, no. 7, pp. 721-732, 1995
Online since: February 2007
Authors: Qing Feng Zan, Yong Huang, Chang An Wang, Li Min Dong
El-Raghy and S.
Online since: May 2018
Authors: Ahmed M. El-Khatib, Mohamed S. Badawi, Gamal D. Roston, Alaa M. Khalil, Moustafa M. Mohamed, Ramy M. Moussa
El-Khatib1,a, MOHAMED S.
Orpe et al., Local structure of cobalt nanoparticles synthesized by high heat flux plasma process.
Slotwinski et al., Characterization of metal powders used for additive manufacturing.
Yang et al., Self-assembly and magnetic properties of cobalt nanoparticles.
Feng et al., Enhanced magnetic properties in ZnCoAlO caused by exchange-coupling to Co nanoparticles.
Online since: March 2011
Authors: Emmanuelle Rouhaud, Florent Cochennec, Jawhar Elgueder, Lionel Roucoules
e-mail: ajawhar.el_gueder@utt.fr, blionel.roucoules@ensam.fr, cemmanuelle.rouhaud@utt.fr Keywords: residual stress, manufacturing constraint, design for manufacturing, fatigue design Abstract.
[4] Roucoules L., Lafon P. et al.
J. et al.
[13] Boothroyd G., Dewhurst P. et al.
Deslaef et al.
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